@article{ref1,
title="Laser safety: guidelines for use and maintenance",
journal="Biomedical instrumentation and technology",
year="1989",
author="Ben-Zvi, S.",
volume="23",
number="5",
pages="360-368",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0899-8205",
doi="",
url="http://dx.doi.org/"
}